Hydrogen Sulfide 5/b, 5 - 60 PPM, (CH29801)
Hydrogen Sulfide 5/b, 5 - 60 PPM, Part # CH29801, 10 Tests
Standard Measuring Range: 5 to 60 ppm
Number of Strokes n: 10
Time for Measurement: approx. 4 min
Standard Deviation: ± 5 to 10 %
Color Change: white brown
Ambient Operating Conditions
Temperature: 0 to 60 °C
Absolute Humidity: < 40 mg H2O / L
H2S + Pb2+ PbS + 2 H+
Sulfur dioxide can cause plus errors of up to 50%. Sulfur dioxide alone does not discolor the indicating layer.
Extension of the Measuring Range
Using n = 1, multiply the reading by 10; the measuring range will be 50 to 600 ppm.